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Finding the Fourth Proportional to 425,171.68, 586,714.76 and 264,023.28

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Solution

The fourth proportional to 425,171.68, 586,714.76 and 264,023.28 is: 364,338.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    425,171.68 : 586,714.76 = 264,023.28 : x
  2. Step 2: Convert to fraction form
    425,171.68/586,714.76 = 264,023.28/x
  3. Step 3: Cross multiply
    425,171.68x = 586,714.76 × 264,023.28
  4. Step 4: Simplify right side
    425,171.68x = 154,906,355,359.61
  5. Step 5: Solve for x
    x = 154,906,355,359.61/425,171.68
  6. Step 6: Final answer
    x = 364,338.37

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.